{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8498811","patent":{"patent_number":"US-8498811","title":"Method and device for indoor positioning","assignee":null,"inventors":[],"filing_date":"2011-02-09T00:00:00.000Z","publication_date":"2013-07-30T00:00:00.000Z","cpc_codes":["G01C","G01C","G01C","G01C","G01S"],"num_claims":16,"abstract":"The present invention relates to a method for positioning a user inside a building, wherein the user has a user carried device (100) and the user carried device (100) is provided with a direction sensor (110) and a movement sensor (110). The method comprises the steps of providing the user carried device with a vector map (220) of the building, wherein the vector map (220) comprises vectors and nodes representing possible movement paths for the user in the building; determining a starting point in the vector map representing a first position of the user; receiving movement information from the movement sensor (110) regarding movement of the user in the building; receiving direction information from the direction sensor (110) regarding the direction of the movement of the user; and estimating a new position of the user based on the vector map, the movement information and the direction information."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and device for indoor positioning","description":"The present invention relates to a method for positioning a user inside a building, wherein the user has a user carried device (100) and the user carried device (100) is provided with a direction sens","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8498811","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-8498811","citation_suggestion":"Patentable. \"Method and device for indoor positioning\" (US-8498811). https://patentable.app/patents/US-8498811","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8498811","json":"https://patentable.app/api/llm-context/US-8498811","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T17:18:52.265Z"}